PHP SMWQuery::addErrors方法代码示例

	/**
	 * Enable a NotifyMe with specified id and querystring
	 *
	 * used for inline query only
	 */
	static public function enableNotify( $notify_id, $querystring, &$msg = NULL ) {
		wfProfileIn( 'SMWNotifyProcessor::enableNotify (SMW)' );

		$sStore = NMStorage::getDatabase();
		global $smwgQDefaultNamespaces;

		SMWQueryProcessor::processFunctionParams( SMWNotifyProcessor::getQueryRawParams( $querystring ), $querystring, $params, $printouts );
		$relatedArticles = array();
		foreach ( $printouts as $po ) {
			$printoutArticles[] = array(
				'namespace' => SMW_NS_PROPERTY,
				'title' => Title::makeTitle( SMW_NS_PROPERTY, $po->getText( SMW_OUTPUT_WIKI ) )->getDBkey() );
		}

		$qp = new SMWNotifyParser( $notify_id, $printoutArticles );
		$qp->setDefaultNamespaces( $smwgQDefaultNamespaces );
		$desc = $qp->getQueryDescription( $querystring );

		if ( !$qp->m_result ) {
			$qp->m_errors[] = wfMsg( 'smw_nm_proc_pagenotexist' );
		}

		if ( isset( $msg ) && $qp->hasSubquery() ) {
			$msg .= "\n" . wfMsg( 'smw_nm_proc_subqueryhint' );
		}

		$query = new SMWQuery( $desc, true, false );
		$query->setQueryString( $querystring );
		$query->addErrors( $qp->getErrors() ); // keep parsing errors for later output

		$res = $sStore->getNMQueryResult( $query );

		if ( count( $query->getErrors() ) > 0 ) {
			if ( isset( $msg ) ) {
				$msg .= "\n\n" . implode( '\n', $query->getErrors() ) . "\n\n" . wfMsg( 'smw_nm_proc_enablehint' );
			}
			$sStore->disableNotifyState( $notify_id );
			wfProfileOut( 'SMWNotifyProcessor::enableNotify (SMW)' );
			return false;
		}

		$sStore->updateNMSql( $notify_id, $res['sql'], $res['tmp_hierarchy'] );
		if ( count( $res['page_ids'] ) > 0 ) {
			$add_monitor = array();
			foreach ( $res['page_ids'] as $page_id ) {
				$add_monitor[] = array( 'notify_id' => $notify_id, 'page_id' => $page_id );
			}
			$sStore->addNotifyMonitor( $add_monitor );
		}
		$sStore->updateNotifyState( $notify_id, 1 );
		wfProfileOut( 'SMWNotifyProcessor::enableNotify (SMW)' );

		return true;
	}

 public function testEmptyGetQueryResultWhereQueryContainsErrors()
 {
     $connection = $this->getMockBuilder('\\SMW\\SPARQLStore\\RepositoryConnection')->disableOriginalConstructor()->getMockForAbstractClass();
     $store = $this->getMockBuilder('\\SMW\\Store')->disableOriginalConstructor()->getMockForAbstractClass();
     $compoundConditionBuilder = $this->getMockBuilder('\\SMW\\SPARQLStore\\QueryEngine\\CompoundConditionBuilder')->disableOriginalConstructor()->getMock();
     $description = $this->getMockForAbstractClass('\\SMW\\Query\\Language\\Description');
     $engineOptions = new EngineOptions();
     $engineOptions->set('smwgIgnoreQueryErrors', false);
     $instance = new QueryEngine($connection, $compoundConditionBuilder, new QueryResultFactory($store), $engineOptions);
     $query = new Query($description);
     $query->addErrors(array('Foo'));
     $this->assertInstanceOf('\\SMWQueryResult', $instance->getQueryResult($query));
     $this->assertEmpty($instance->getQueryResult($query)->getResults());
 }

 /**
  * Parse a query string given in SMW's query language to create
  * an SMWQuery. Parameters are given as key-value-pairs in the
  * given array. The parameter $context defines in what context the
  * query is used, which affects ceretain general settings.
  * An object of type SMWQuery is returned.
  *
  * The format string is used to specify the output format if already
  * known. Otherwise it will be determined from the parameters when
  * needed. This parameter is just for optimisation in a common case.
  *
  * @param string $queryString
  * @param array $params These need to be the result of a list fed to getProcessedParams
  * @param $context
  * @param string $format
  * @param array $extraPrintouts
  *
  * @return SMWQuery
  */
 public static function createQuery($queryString, array $params, $context = self::INLINE_QUERY, $format = '', array $extraPrintouts = array())
 {
     global $smwgQDefaultNamespaces, $smwgQFeatures, $smwgQConceptFeatures;
     // parse query:
     $queryfeatures = $context == self::CONCEPT_DESC ? $smwgQConceptFeatures : $smwgQFeatures;
     $qp = new SMWQueryParser($queryfeatures);
     $qp->setDefaultNamespaces($smwgQDefaultNamespaces);
     $desc = $qp->getQueryDescription($queryString);
     if ($format === '' || is_null($format)) {
         $format = $params['format']->getValue();
     }
     if ($format == 'count') {
         $querymode = SMWQuery::MODE_COUNT;
     } elseif ($format == 'debug') {
         $querymode = SMWQuery::MODE_DEBUG;
     } else {
         $printer = self::getResultPrinter($format, $context);
         $querymode = $printer->getQueryMode($context);
     }
     $query = new SMWQuery($desc, $context != self::SPECIAL_PAGE, $context == self::CONCEPT_DESC);
     $query->setQueryString($queryString);
     $query->setExtraPrintouts($extraPrintouts);
     $query->setMainLabel($params['mainlabel']->getValue());
     $query->addErrors($qp->getErrors());
     // keep parsing errors for later output
     // set mode, limit, and offset:
     $query->querymode = $querymode;
     if (array_key_exists('offset', $params) && is_int($params['offset']->getValue() + 0)) {
         $query->setOffset(max(0, trim($params['offset']->getValue()) + 0));
     }
     if ($query->querymode == SMWQuery::MODE_COUNT) {
         // largest possible limit for "count", even inline
         global $smwgQMaxLimit;
         $query->setOffset(0);
         $query->setLimit($smwgQMaxLimit, false);
     } else {
         if (array_key_exists('limit', $params) && is_int(trim($params['limit']->getValue()) + 0)) {
             $query->setLimit(max(0, trim($params['limit']->getValue()) + 0));
             if (trim($params['limit']->getValue()) + 0 < 0) {
                 // limit < 0: always show further results link only
                 $query->querymode = SMWQuery::MODE_NONE;
             }
         } else {
             global $smwgQDefaultLimit;
             $query->setLimit($smwgQDefaultLimit);
         }
     }
     $defaultSort = $format === 'rss' ? 'DESC' : 'ASC';
     $sort = self::getSortKeys($params['sort']->getValue(), $params['order']->getValue(), $defaultSort);
     $query->sortkeys = $sort['keys'];
     $query->addErrors($sort['errors']);
     $query->sort = count($query->sortkeys) > 0;
     // TODO: Why would we do this here?
     return $query;
 }

 /**
  * Adds an array of erros.
  *
  * @param array $errors
  */
 public function addErrors(array $errors)
 {
     $this->mQuery->addErrors($errors);
 }

 /**
  * The new SQL store's implementation of query answering. This function
  * works in two stages: First, the nested conditions of the given query
  * object are preprocessed to compute an abstract representation of the
  * SQL query that is to be executed. Since query conditions correspond to
  * joins with property tables in most cases, this abstract representation
  * is essentially graph-like description of how property tables are joined.
  * Moreover, this graph is tree-shaped, since all query conditions are
  * tree-shaped. Each part of this abstract query structure is represented
  * by an SMWSQLStore3Query object in the array m_queries.
  *
  * As a second stage of processing, the thus prepared SQL query is actually
  * executed. Typically, this means that the joins are collapsed into one
  * SQL query to retrieve results. In some cases, such as in dbug mode, the
  * execution might be restricted and not actually perform the whole query.
  *
  * The two-stage process helps to separate tasks, and it also allows for
  * better optimisations: it is left to the execution engine how exactly the
  * query result is to be obtained. For example, one could pre-compute
  * partial suib-results in temporary tables (or even cache them somewhere),
  * instead of passing one large join query to the DB (of course, it might
  * be large only if the configuration of SMW allows it). For some DBMS, a
  * step-wise execution of the query might lead to better performance, since
  * it exploits the tree-structure of the joins, which is important for fast
  * processing -- not all DBMS might be able in seeing this by themselves.
  *
  * @param SMWQuery $query
  *
  * @return mixed: depends on $query->querymode
  */
 public function getQueryResult(SMWQuery $query)
 {
     global $smwgIgnoreQueryErrors, $smwgQSortingSupport;
     if ((!$smwgIgnoreQueryErrors || $query->getDescription() instanceof SMWThingDescription) && $query->querymode != SMWQuery::MODE_DEBUG && count($query->getErrors()) > 0) {
         return new SMWQueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->m_store, false);
         // NOTE: we check this here to prevent unnecessary work, but we check
         // it after query processing below again in case more errors occurred.
     } elseif ($query->querymode == SMWQuery::MODE_NONE) {
         // don't query, but return something to printer
         return new SMWQueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->m_store, true);
     }
     $this->m_qmode = $query->querymode;
     $this->m_queries = array();
     $this->m_hierarchies = array();
     $this->m_querylog = array();
     $this->m_errors = array();
     SMWSQLStore3Query::$qnum = 0;
     $this->m_sortkeys = $query->sortkeys;
     // *** First compute abstract representation of the query (compilation) ***//
     wfProfileIn('SMWSQLStore3Queries::compileMainQuery (SMW)');
     $qid = $this->compileQueries($query->getDescription());
     // compile query, build query "plan"
     wfProfileOut('SMWSQLStore3Queries::compileMainQuery (SMW)');
     if ($qid < 0) {
         // no valid/supported condition; ensure that at least only proper pages are delivered
         $qid = SMWSQLStore3Query::$qnum;
         $q = new SMWSQLStore3Query();
         $q->jointable = SMWSql3SmwIds::tableName;
         $q->joinfield = "{$q->alias}.smw_id";
         $q->where = "{$q->alias}.smw_iw!=" . $this->m_dbs->addQuotes(SMW_SQL3_SMWIW_OUTDATED) . " AND {$q->alias}.smw_iw!=" . $this->m_dbs->addQuotes(SMW_SQL3_SMWREDIIW) . " AND {$q->alias}.smw_iw!=" . $this->m_dbs->addQuotes(SMW_SQL3_SMWBORDERIW) . " AND {$q->alias}.smw_iw!=" . $this->m_dbs->addQuotes(SMW_SQL3_SMWINTDEFIW);
         $this->m_queries[$qid] = $q;
     }
     if ($this->m_queries[$qid]->jointable != SMWSql3SmwIds::tableName) {
         // manually make final root query (to retrieve namespace,title):
         $rootid = SMWSQLStore3Query::$qnum;
         $qobj = new SMWSQLStore3Query();
         $qobj->jointable = SMWSql3SmwIds::tableName;
         $qobj->joinfield = "{$qobj->alias}.smw_id";
         $qobj->components = array($qid => "{$qobj->alias}.smw_id");
         $qobj->sortfields = $this->m_queries[$qid]->sortfields;
         $this->m_queries[$rootid] = $qobj;
     } else {
         // not such a common case, but worth avoiding the additional inner join:
         $rootid = $qid;
     }
     // Include order conditions (may extend query if needed for sorting):
     if ($smwgQSortingSupport) {
         $this->applyOrderConditions($rootid);
     }
     // Possibly stop if new errors happened:
     if (!$smwgIgnoreQueryErrors && $query->querymode != SMWQuery::MODE_DEBUG && count($this->m_errors) > 0) {
         $query->addErrors($this->m_errors);
         return new SMWQueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->m_store, false);
     }
     // *** Now execute the computed query ***//
     wfProfileIn('SMWSQLStore3Queries::executeMainQuery (SMW)');
     $this->executeQueries($this->m_queries[$rootid]);
     // execute query tree, resolve all dependencies
     wfProfileOut('SMWSQLStore3Queries::executeMainQuery (SMW)');
     switch ($query->querymode) {
         case SMWQuery::MODE_DEBUG:
             $result = $this->getDebugQueryResult($query, $rootid);
             break;
         case SMWQuery::MODE_COUNT:
             $result = $this->getCountQueryResult($query, $rootid);
             break;
         default:
             $result = $this->getInstanceQueryResult($query, $rootid);
             break;
     }
//.........这里部分代码省略.........

 /**
  * The new SQL store's implementation of query answering. This function
  * works in two stages: First, the nested conditions of the given query
  * object are preprocessed to compute an abstract representation of the
  * SQL query that is to be executed. Since query conditions correspond to
  * joins with property tables in most cases, this abstract representation
  * is essentially graph-like description of how property tables are joined.
  * Moreover, this graph is tree-shaped, since all query conditions are
  * tree-shaped. Each part of this abstract query structure is represented
  * by an QuerySegment object in the array m_queries.
  *
  * As a second stage of processing, the thus prepared SQL query is actually
  * executed. Typically, this means that the joins are collapsed into one
  * SQL query to retrieve results. In some cases, such as in dbug mode, the
  * execution might be restricted and not actually perform the whole query.
  *
  * The two-stage process helps to separate tasks, and it also allows for
  * better optimisations: it is left to the execution engine how exactly the
  * query result is to be obtained. For example, one could pre-compute
  * partial suib-results in temporary tables (or even cache them somewhere),
  * instead of passing one large join query to the DB (of course, it might
  * be large only if the configuration of SMW allows it). For some DBMS, a
  * step-wise execution of the query might lead to better performance, since
  * it exploits the tree-structure of the joins, which is important for fast
  * processing -- not all DBMS might be able in seeing this by themselves.
  *
  * @param Query $query
  *
  * @return mixed depends on $query->querymode
  */
 public function getQueryResult(Query $query)
 {
     if ((!$this->engineOptions->get('smwgIgnoreQueryErrors') || $query->getDescription() instanceof ThingDescription) && $query->querymode != Query::MODE_DEBUG && count($query->getErrors()) > 0) {
         return new QueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->store, false);
         // NOTE: we check this here to prevent unnecessary work, but we check
         // it after query processing below again in case more errors occurred.
     } elseif ($query->querymode == Query::MODE_NONE) {
         // don't query, but return something to printer
         return new QueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->store, true);
     }
     $db = $this->store->getConnection('mw.db');
     $this->queryMode = $query->querymode;
     $this->querySegments = array();
     $this->errors = array();
     QuerySegment::$qnum = 0;
     $this->sortKeys = $query->sortkeys;
     // *** First compute abstract representation of the query (compilation) ***//
     $this->queryBuilder->setSortKeys($this->sortKeys);
     $this->queryBuilder->buildQuerySegmentFor($query->getDescription());
     // compile query, build query "plan"
     $qid = $this->queryBuilder->getLastQuerySegmentId();
     $this->querySegments = $this->queryBuilder->getQuerySegments();
     $this->errors = $this->queryBuilder->getErrors();
     if ($qid < 0) {
         // no valid/supported condition; ensure that at least only proper pages are delivered
         $qid = QuerySegment::$qnum;
         $q = new QuerySegment();
         $q->joinTable = SMWSql3SmwIds::tableName;
         $q->joinfield = "{$q->alias}.smw_id";
         $q->where = "{$q->alias}.smw_iw!=" . $db->addQuotes(SMW_SQL3_SMWIW_OUTDATED) . " AND {$q->alias}.smw_iw!=" . $db->addQuotes(SMW_SQL3_SMWREDIIW) . " AND {$q->alias}.smw_iw!=" . $db->addQuotes(SMW_SQL3_SMWBORDERIW) . " AND {$q->alias}.smw_iw!=" . $db->addQuotes(SMW_SQL3_SMWINTDEFIW);
         $this->querySegments[$qid] = $q;
     }
     if ($this->querySegments[$qid]->joinTable != SMWSql3SmwIds::tableName) {
         // manually make final root query (to retrieve namespace,title):
         $rootid = QuerySegment::$qnum;
         $qobj = new QuerySegment();
         $qobj->joinTable = SMWSql3SmwIds::tableName;
         $qobj->joinfield = "{$qobj->alias}.smw_id";
         $qobj->components = array($qid => "{$qobj->alias}.smw_id");
         $qobj->sortfields = $this->querySegments[$qid]->sortfields;
         $this->querySegments[$rootid] = $qobj;
     } else {
         // not such a common case, but worth avoiding the additional inner join:
         $rootid = $qid;
     }
     // Include order conditions (may extend query if needed for sorting):
     if ($this->engineOptions->get('smwgQSortingSupport')) {
         $this->applyOrderConditions($rootid);
     }
     // Possibly stop if new errors happened:
     if (!$this->engineOptions->get('smwgIgnoreQueryErrors') && $query->querymode != Query::MODE_DEBUG && count($this->errors) > 0) {
         $query->addErrors($this->errors);
         return new QueryResult($query->getDescription()->getPrintrequests(), $query, array(), $this->store, false);
     }
     // *** Now execute the computed query ***//
     $this->querySegmentListResolver->setQueryMode($this->queryMode);
     $this->querySegmentListResolver->setQuerySegmentList($this->querySegments);
     // execute query tree, resolve all dependencies
     $this->querySegmentListResolver->resolveForSegmentId($rootid);
     switch ($query->querymode) {
         case Query::MODE_DEBUG:
             $result = $this->getDebugQueryResult($query, $rootid);
             break;
         case Query::MODE_COUNT:
             $result = $this->getCountQueryResult($query, $rootid);
             break;
         default:
             $result = $this->getInstanceQueryResult($query, $rootid);
             break;
     }
//.........这里部分代码省略.........

 /**
  * Get the output string for a query in debugging mode.
  *
  * @param Query $query
  *
  * @return string
  */
 public function getDebugQueryResult(Query $query)
 {
     $this->sortkeys = $query->sortkeys;
     $this->compoundConditionBuilder->setSortKeys($this->sortkeys);
     $sparqlCondition = $this->compoundConditionBuilder->buildCondition($query->getDescription());
     $query->addErrors($this->compoundConditionBuilder->getErrors());
     $entries = array();
     if ($sparqlCondition instanceof SingletonCondition) {
         if ($sparqlCondition->condition === '') {
             // all URIs exist, no querying
             $sparql = 'None (no conditions).';
         } else {
             $condition = $this->compoundConditionBuilder->convertConditionToString($sparqlCondition);
             $namespaces = $sparqlCondition->namespaces;
             $sparql = $this->connection->getSparqlForAsk($condition, $namespaces);
         }
     } elseif ($sparqlCondition instanceof FalseCondition) {
         $sparql = 'None (conditions can not be satisfied by anything).';
     } else {
         $condition = $this->compoundConditionBuilder->convertConditionToString($sparqlCondition);
         $namespaces = $sparqlCondition->namespaces;
         $options = $this->getOptions($query, $sparqlCondition);
         $options['DISTINCT'] = true;
         $sparql = $this->connection->getSparqlForSelect('?' . self::RESULT_VARIABLE, $condition, $options, $namespaces);
     }
     $sparql = str_replace(array('[', ':', ' '), array('[', ':', ' '), $sparql);
     $entries['SPARQL Query'] = '<div class="smwpre">' . $sparql . '</div>';
     return DebugOutputFormatter::formatOutputFor('SPARQLStore', $entries, $query);
 }